--- libavutil/opt.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/libavutil/opt.h b/libavutil/opt.h index b9ac932..b78810c 100644 --- a/libavutil/opt.h +++ b/libavutil/opt.h @@ -815,6 +815,16 @@ void av_opt_freep_ranges(AVOptionRanges **ranges); */ int av_opt_query_ranges(AVOptionRanges **, void *obj, const char *key, int flags); +/** + * Copy options from src object into dest object. + * + * Options that require memory allocation (e.g. string or binary) are malloc'ed in dest object. + * Original memory is freed unless both src and dest options points to the same memory. + * + * @param dest Object to copy from + * @param src Object to copy into + * @return 0 on success, negative on error + */ int av_opt_copy(void *dest, void *src); /** -- 1.9.1
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